Cremona's table of elliptic curves

22720 = 2⁶ · 5 · 71

Field	Data	Notes
Atkin-Lehner	2+ 5+ 71-	Signs for the Atkin-Lehner involutions
Class	22720h	Isogeny class
Conductor	22720	Conductor
∏ cp	2	Product of Tamagawa factors cp
deg	7296	Modular degree for the optimal curve
Δ	71000000 = 26 · 56 · 71	Discriminant
Eigenvalues	2+ -2 5+  0 -4  4 -4 -4	Hecke eigenvalues for primes up to 20
Equation	[0,1,0,-136,414]	[a1,a2,a3,a4,a6]
j	4378747456/1109375	j-invariant
L	0.91186915486981	L(r)(E,1)/r!
Ω	1.8237383097397	Real period
R	1	Regulator
r	0	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	2	Number of elements in the torsion subgroup
Twists	22720b1 11360n2 113600be1	Quadratic twists by: -4 8 5

Hecke Eigenvalues for elliptic curve 22720h1

a2	a3	a5	a7	a11	a13	a17	a19	a23	a29	a31	a37	a41	a43	a47	a53	a59	a61	a67	a71	a73	a79	a83	a89	a97
+	-2	+	0	-4	4	-4	-4	8	-2	8	10	6	2	12	-4	-12	2	4	-	-14	12	6	2	-8

---

Quadratic twists for elliptic curve 22720h1

-4	8	5
22720b1	11360n2	113600be1

---

Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

Part of Computational Number Theory
Back to Tables and computations